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SSS Criteria for Congruency

In the given ...

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In the given figure, DE || BC, If DE = 3 cm, BC = 6 cm and ar $(Δ A D E)$ = 15 $c m^{2}$ , find the area of $Δ A B C$ .

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Similar questions

Q. In the given figure DE

∥

D E = 4 c m, B C = 8 c m

Δ A D E

25 s q . c m

, find the area of

Δ A B C

Q. In the given figure,

D E ∥ B C

(i) If DE = 4 cm, BC= 6 cm and Area (

△

c m^{2}

, find the area of

△

(ii) If DE = 4 cm BC = 8 cm and Area (

△

c m^{2}

, find the area of

△

(iii) If DE : BC = 3 : 5. Calculate the ratio of the areas of

△

ADE and the area of BCED.

Q. In the given figure, if

∠ A D E = ∠ B

Δ A D E \sim Δ A B C

. If AD = 3.8 cm, AE = 3.6 cm, BE = 2.1 cm and BC = 4.2 cm, find DE.

Q. In the given figure, DE || BC
(i) If DE = 4 cm, BC = 6 cm and Area (∆ADE) = 16 cm², find the area of ∆ABC.
(ii) If DE = 4 cm, BC = 8 cm and Area (∆ADE) = 25 cm², find the area of ∆ABC.
(iii) If DE : BC = 3 : 5. Calculate the ratio of the areas of ∆ADE and the trapezium BCED.

Q. In the figure given below,

D E ∥ B C

D E = 6 c m, B C = 9 c m

△ A D E = 28 s q . c m

, find the area of

△ A B C

.

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